A silver medal issued by the partner city of SIEGBURG, symbolizing cooperation with five cities: Guarda /Portugal/, Bolesławiec /Poland/, Nogent-sur-Marne /France/, Orestiada /Greece/ and Selcuk /Turkey/. The medal weighs 15 g, is 35 mm in diameter and is made of 0.999-fineness silver. The intermediary for purchasing the commemorative medal is the Board of the Polish Numismatic Society Branch. Additional information can be obtained every Sunday at 11 a.m. at the philatelic and numismatic fair at BOK.